Restatement and Revision of Previously Issued Consolidated Financial Statements - Consolidated Balance Sheets (Additional Information) (Details) - USD ($) $ in Thousands	3 Months Ended						12 Months Ended
	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Increase (decrease) in inventory							$ (13,674)	$ 12,255	$ 16,566
Increase (decrease) in accounts payable							(7,043)	(7,719)	25,009
Restatement Impacts
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Increase (decrease) in inventory							82	(53)	81
Increase (decrease) in accounts payable							214	37	$ 0
Write-off of Assets | Restatement Impacts
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Increase (decrease) in trade receivables	$ (1,600)	$ (1,300)	$ (1,600)	$ (400)	$ (400)	$ 200	(2,500)	(600)
Increase (decrease) in prepaids and other assets	(7,600)	(6,700)	(6,600)	(5,700)	(3,900)	2,600	(12,400)	(6,900)
Increase (decrease) in other current liabilities	2,100	1,400	1,400	1,000	1,300	2,600	900	600
Reversal of Revenue | Restatement Impacts
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Increase (decrease) in trade receivables	(600)						(1,300)
Increase (decrease) in prepaids and other assets	100						200
Correction for the timing and recognition of customer price concessions | Restatement Impacts
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Increase (decrease) in trade receivables							(1,600)
Increase (decrease) in other current liabilities	200	200	200	300	200	300		200
Tax adjustments related to adjustments | Restatement Impacts
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Increase (decrease) in other current liabilities	(400)	(400)	(300)	100	200		(1,200)	(400)
Increase (decrease) in deferred income taxes	600	300	400	100	700	600	2,400	300
Increase (decrease) in other long-term liabilities	900	900	900	(200)	(200)	200	3,600	900
Correction of other immaterial errors | Restatement Impacts
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Increase (decrease) in trade receivables		(1,100)	(1,100)					(1,900)
Increase (decrease) in prepaids and other assets							500
Increase (decrease) in other current liabilities		(1,400)	(1,400)		800	1,200		(2,000)
Increase (decrease) in accrued compensation	$ 400	$ 400	$ 400	$ 400	$ 300	$ 300	700	400
Increase (decrease) to capital in excess of par							200
Increase (decrease) in inventory							200	$ 100
Increase (decrease) in accounts payable							$ 200